Seudónimo
Seudónimo
11-11-2020
Mathematics
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this is about angle pairs
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simply48
simply48
11-11-2020
72 is corresponding angle to 4.
Angle 4 is vertical to angle 3, so 3 is 72.
All straight lines are 180. 180-72=108. So angle 2 is 108. Angle 5 is vertical to angle 2 so it’s 108 as well. angle 2 is corresponding to angle 1 so it’s also 108.
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